19504419

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{7121}}^1$

素因数の和:7218

約数の個数: 16

約数和(自身を含む): 28715904

約数和(自身を除く): 9211485

約数列:

[1, 3, 11, 33, 83, 249, 913, 2739, 7121, 21363, 78331, 234993, 591043, 1773129, 6501473, 19504419]

約数ペア:

[(1, 19504419), (3, 6501473), (11, 1773129), (33, 591043), (83, 234993), (249, 78331), (913, 21363), (2739, 7121)]